package com.example.tests;

import static org.hamcrest.Matchers.equalTo;
import static org.junit.Assert.assertThat;

import java.util.Random;

import org.testng.annotations.Test;

import com.example.fw.ContactHelper;
import com.example.utils.SortedListOf;

public class ContactModificationTests extends TestBase {

	@Test(dataProvider = "randomValidContactGenerator")
	public void modifySomeContact(ContactData contact) {
		
		//save old state
		SortedListOf<ContactData> oldList = app.getContactHelper().getUIContacts();
		
		Random rnd = new Random();
		int index = rnd.nextInt(oldList.size()-1);
		
		//actions
		app.getContactHelper().modifyContact(index, contact, ContactHelper.MODIFICATION); 
		
		//save new state
		SortedListOf<ContactData> newList = app.getContactHelper().getUIContacts();
		
		//compare states 
		assertThat(newList, equalTo(oldList.without(index).withAdded(contact)));
		}
}
